You might like Left Right First Maquette for ‘The Unknown Political Prisoner’ Reg Butler 1951–2 Third Maquette for ‘The Unknown Political Prisoner’ Reg Butler 1951–2 Antennae with Red and Blue Dots Alexander Calder c.1953 Marina Bryan Kneale MBE 1967 Self-Portrait Julio González 1941 Self-Portrait Julio González 1941 Model for a ‘Monument to the Unknown Political Prisoner’ Naum Gabo 1952 Untitled (Three Large Animals) Bruce Nauman 1989 Untitled Pepe Espaliú 1988 Untitled Edward Krasinski 1965 Ren-Shiki-Tai Kishio Suga 1973, partly remade 1987 Mesh sculpture Katsuhiro Yamaguchi 1961